Block details.
Epoch: 138 Number of transactions in block: 1 slot_no: 2997571 epoch_slot_no: 16771 block_no: 2996038 slot_leader_id: 8 size: 1656 time: 2019-08-18 18:55:11 proto_major: 0 proto_minor: 2 hash: \x7f074e2fc74ab721df3b5918cdf4954e3a226e477e58e45b5038388a4f26fdcaBlock Operator
vrf_key: op_cert: op_cert_counter: